package com.life.util;

import java.io.IOException;
import java.text.SimpleDateFormat;
import java.util.Date;

import org.codehaus.jackson.JsonGenerator;
import org.codehaus.jackson.JsonProcessingException;
import org.codehaus.jackson.map.JsonSerializer;
import org.codehaus.jackson.map.SerializerProvider;
import org.springframework.stereotype.Component;
/**
 * 格式化时间组件
 * 把普通pojo实例化到spring容器中，相当于配置文件中的<bean id="" class=""/>
 * @author Administrator
 *
 */
@Component 
public class JsonDateSerializer extends JsonSerializer<Date> {

	private static final SimpleDateFormat dateFormat = new SimpleDateFormat(
			"yyyy-MM-dd");

	@Override
	public void serialize(Date date, JsonGenerator gen,
			SerializerProvider provider) throws IOException,
			JsonProcessingException {
		String formattedDate = dateFormat.format(date);
		gen.writeString(formattedDate);
	}

}
